Arbor Shim PVC Thickness 0.030 In Thickness 0.762mm Thickness Tolerance +/-0.0015 In Inside Dia 7/8 In ID Tolerance +0.015 In Outside Dia 1 3/8 In OD Tolerance +/-0.005 In Temperature Range -10 to 155 F Coral Tensile Strength 6600 PSI Rockwell Hardness Not Rated Meets MS LP-535 Package 10